3865 English-speaking jobs in Lisbon

Freelance AI trainer for energy engineering projects. Design problems, evaluate AI solutions, validate calculations using Python, and improve AI reasoning.

Senior User Acquisition Manager to lead Meta Ads efforts across Latam. Manage high-budget campaigns, optimize funnels, and collaborate with creative teams. 3+ years of UA experience, analytical rigor, and creative intuition required.

Senior Software Engineer to join a client team building innovative products. Requires experience with React, Node, JavaScript, GraphQL, and distributed version control systems. Must have experience with databases, continuous integration, and testing.

Iterable seeks a Marketing Web Developer to build and maintain its marketing website. Responsibilities include developing and maintaining the new Block Theme-based site, managing lead generation forms built on a React stack, and implementing custom analytics events. The ideal candidate has deep experience with modern WordPress, React.js, and API integrations.

Leads market intelligence activities in Europe and CIS, supporting the development of global commercial aviation services forecasts and business analysis. Builds regional services demand forecasts, analyzes competitor strategies, and identifies market trends. Provides advisory support to marketing teams and contributes to the development of aftermarket strategy.

Senior Frontend Developer to join website development team. Extensive frontend development experience with React and TypeScript required. Experience with Contentful Headless CMS, microservices, REST, and GraphQL is necessary. Strong collaboration and communication skills are essential.

Senior Technical Expert to provide global Level 1 and Level 2 support for Silva products based on ServiceNow SPM and ITSM.

Design, implement, and manage Azure networking infrastructure including Virtual Networks, VPN gateways, and security controls. Configure hybrid connectivity, load balancing, DNS, and automate network tasks using Azure tools. Troubleshoot network performance, ensure secure connectivity, and participate in incident response and disaster recovery planning.

Junior Backend Developer will design, build, and maintain backend services using .NET, C#, EF Core, and SQL Server. Responsibilities include collaborating with an Agile team, ensuring code quality, and owning the full DevOps lifecycle.

Attune seeks a hands-on AI Researcher to design and implement the core intelligence architecture of its AI-powered coaching product. Responsibilities include translating behavioral theory into computational models, improving longitudinal signal tracking, and building evaluation frameworks for AI reliability. The ideal candidate has experience in applied AI, NLP, and ML systems, with a bias towards building and shipping.

Aubay Portugal seeks an API Developer with at least 5 years of experience in enterprise Apigee environments. Requires deep API and microservices architecture knowledge, proficiency in Agile methodology, and fluency in English (C1). Must have Portuguese citizenship or work permit.

Electronics and Embedded Systems engineer to develop and integrate sensing systems for ocean protection projects. Responsibilities include hardware design, firmware development, sensor interfacing, and system integration for buoys, USVs, UUVs, and other marine assets.

Senior Project Manager to lead and deliver complex projects within a Communications and Information Systems (CIS) environment. Experience in project management within a CIS service organization, service level planning, and stakeholder management required.

Help Desk Technician needed for a Portuguese technology consulting company. Must have technical support experience with hardware, software, networking, and security. Proficiency in Microsoft technologies and troubleshooting skills are required.

Builds and maintains the Cloudflare Dashboard, a large TypeScript/React application. Experience with JS frameworks and writing reusable/modular code is required.

Develop and maintain interactive Tableau dashboards and reports. Collaborate with data engineers and analysts to ensure data accuracy and availability. Troubleshoot technical issues and provide training on dashboard usage.

Senior SQL Developer needed for a data processing project. Develop and optimize complex SQL queries for batch data processing using Spark SQL. Must have 5+ years of MS-SQL experience, strong transactional SQL and relational database knowledge, and experience with CI/CD tooling. Proficiency in English (B2 level) is required.

Senior Product Designer to define and execute the end-to-end design process for a new in-destination travel product. 5+ years of experience shipping native mobile products, with a deep understanding of iOS and Android platforms. Proven ability to operate effectively with a global-first mindset.

Onboarding Project Manager to drive end-to-end delivery of new brand rollouts, ensuring seamless PSP integrations and cross-team alignment. Manage brand launches, oversee PSP delivery, and facilitate collaboration between technical, operational, and product teams.

Market Risk Analyst needed to produce and validate daily risk indicators, explain complex risk figures, and collaborate with teams to industrialize risk processes. Expertise in financial derivatives, SQL, and risk modeling engines required.